Spectrocem Diaphragm shut-off valves DVE
Product Features
- Stainless steel diaphragm valves for manual shut-off
- For corrosive, toxic gases and gas mixtures up to quality 6.0
- Diaphragm metal-to-metal sealed to atmosphere
- Laboratory style design
- Ergonomically designed
- Suitable for up to 40 bar pressure
- Approved for use with oxygen
- Fully functional under vacuum
- DVE-8 optional with position indicator
- DVE-8 optional with pneumatic actuator PN100
Technical Data
Type
Diaphragm valve
Working pressure
DN8, DN13: max. 580 psi
DN19: max. 360 psi
DN19: max. 360 psi
Materials
Body: stainless steel 1.4404
Diaphragm: DN8: stainless steel 1.4571
DN13/19: stainless steel 1.4310
Diaphragm: DN8: stainless steel 1.4571
DN13/19: stainless steel 1.4310
In- / outlets
female thread or stainless steel-welding stub
Temperature range
-4°F to +140°F
Leak rate
1 x 10⁻⁸ mbar l/s He
Seat diameter
8, 13 or 19 mm
Cᵥ-value
DN8: 1.5
DN13: 2.1
DN19: 3.1
DN13: 2.1
DN19: 3.1
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